This Nylon pepper spray holder by Perfect Fit features thick sturdy, molded nylon and black snaps. It is designed to fit on a duty belt up to 2 1/4'' and top flap snaps shut to secure your spray unit. The holder is specially designed to fit the Mark 3 (2 oz.) and Mark 4 (3 oz.) pepper spray units, but can accomodate similarly sized sprays as well